JPS5964530U - Signal generator for electromagnetic flowmeter converter - Google Patents
Signal generator for electromagnetic flowmeter converterInfo
- Publication number
- JPS5964530U JPS5964530U JP15908382U JP15908382U JPS5964530U JP S5964530 U JPS5964530 U JP S5964530U JP 15908382 U JP15908382 U JP 15908382U JP 15908382 U JP15908382 U JP 15908382U JP S5964530 U JPS5964530 U JP S5964530U
- Authority
- JP
- Japan
- Prior art keywords
- electromagnetic flowmeter
- flowmeter converter
- signal generator
- operational amplifier
- detection resistor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Measuring Volume Flow (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来技術に係る信号発生器を変換器とともに示
す回路図、第２図は本考案の実施例に係る信号発生器を
変換器とともに示す回路図である。
図面中、１は信号発生器、２は変換器、８は演算増幅器
、９は分圧回路、１０はカレントトランス、１１は整流
回路、Ｃはコンデンサ、Ｒｒは検 ゛□出低抵抗
ｉｅｘは励磁電流、ｅｓは模擬信号である。FIG. 1 is a circuit diagram showing a signal generator according to the prior art together with a converter, and FIG. 2 is a circuit diagram showing a signal generator according to an embodiment of the present invention together with a converter. In the drawing, 1 is a signal generator, 2 is a converter, 8 is an operational amplifier, 9 is a voltage divider circuit, 10 is a current transformer, 11 is a rectifier circuit, C is a capacitor, Rr is a detection ゛□ Detection low resistance iex is an excitation The current, es, is a simulated signal.
Claims (1)
出抵抗と、この検出抵抗の両端に生じる電圧をバッファ
して回路の基準電位に接続する演算増幅器と、この演算
増幅器の出力を分圧して前記電磁流量計変換器にその模
擬信号として出力する分圧回路と、前記検出抵抗に直列
に接続されたカレントトランスと、このカレントトラン
スの２次側に接続され前記演算増幅器の動作電源となる
整流・平滑回路とを有することを特徴とする電磁流量計
変換器用信号発生器。A detection resistor that detects the excitation current supplied from the electromagnetic flowmeter converter, an operational amplifier that buffers the voltage generated across the detection resistor and connects it to the reference potential of the circuit, and divides the output of this operational amplifier. a voltage dividing circuit that outputs a simulated signal to the electromagnetic flowmeter converter; a current transformer connected in series with the detection resistor; and a rectifier connected to the secondary side of the current transformer and serving as an operating power source for the operational amplifier. - A signal generator for an electromagnetic flowmeter converter, characterized by having a smoothing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15908382U JPS5964530U (en) | 1982-10-22 | 1982-10-22 | Signal generator for electromagnetic flowmeter converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15908382U JPS5964530U (en) | 1982-10-22 | 1982-10-22 | Signal generator for electromagnetic flowmeter converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5964530U true JPS5964530U (en) | 1984-04-28 |
Family
ID=30350292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15908382U Pending JPS5964530U (en) | 1982-10-22 | 1982-10-22 | Signal generator for electromagnetic flowmeter converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5964530U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016085148A (en) * | 2014-10-28 | 2016-05-19 | アズビル株式会社 | Standard signal generator |
| JP2016085150A (en) * | 2014-10-28 | 2016-05-19 | アズビル株式会社 | Standard signal generator |
| JP2016085149A (en) * | 2014-10-28 | 2016-05-19 | アズビル株式会社 | Standard signal generator |
| JP2016090246A (en) * | 2014-10-30 | 2016-05-23 | アズビル株式会社 | Reference signal generator, converter of electromagnetic flow meter, and calibration system |
-
1982
- 1982-10-22 JP JP15908382U patent/JPS5964530U/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016085148A (en) * | 2014-10-28 | 2016-05-19 | アズビル株式会社 | Standard signal generator |
| JP2016085150A (en) * | 2014-10-28 | 2016-05-19 | アズビル株式会社 | Standard signal generator |
| JP2016085149A (en) * | 2014-10-28 | 2016-05-19 | アズビル株式会社 | Standard signal generator |
| JP2016090246A (en) * | 2014-10-30 | 2016-05-23 | アズビル株式会社 | Reference signal generator, converter of electromagnetic flow meter, and calibration system |
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